#!/usr/bin/env python3
# -*- coding:utf-8 -*-
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# File: do_iter.py
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# Description: 迭代器
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# Created  By: Aim 2020-01-30 16:59:38
# Modified By: Aim 2020-01-30 17:12:17
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# HISTORY:
# Date      	By	Comments
# ----------	---	----------------------------------------------------------
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from collections.abc import Iterable

